一个简单的单词翻译

simpleTrans.py

#-*- coding:utf-8 -*-
import urllib2

def GetHtml(word):
    address = 'http://cn.bing.com/dict/search?&q=' + word;
    try:
        html = urllib2.urlopen(address).read().decode('utf-8')
        return html
    except:
        return ''
        
def GetData(html):
    #返回一个内容为释义的列表
    head = '<span class="def"><span>'
    tail = '</span></span>'
    headLen = len(head)
    tailLen = len(tail)
    htmlLen = len(html)
    result = []
    for i in range(htmlLen):
        if html[i:i+headLen] == head:
            for j in range(i+headLen,htmlLen):
                if html[j:j+tailLen] == tail:
                    break
                    
            #我们得到的释义在[i+head,j]
            text = html[i+headLen:j]
            result.append(text)
            
    return result
            
def Translate(word):
    html = GetHtml(word)
    #html = '<span class="def"><span>a</span></span>'
    data = GetData(html)
    for t in data:
        print t
        
#Translate('hello')
while True:
    word = raw_input('请输入要查询的单词: ')
    if word != '':
        print word + '的意思是：'
        Translate(word)
        print '----------'